Windows 98
Windows 2000/XP/Vista/7/8/8.1/10
* Will work on 64bit Windows

CPU

Pentium 450MHz or later (require MMX support)

System Memory(RAM)

Windows 98

… 64MB

Windows 2000

… 128MB

Windows XP

… 256MB

Windows Vista or later

… 1024MB

HDD

512MB free space

Graphics Card

Resolution 1024×768, “32bit True Color” screen

Support Device

Wintab compatible digitizer with pressure support

Download & Installation

You can download “PaintTool SAI” from below links. This software has 31 days trial period. You can use this software with full function without fee during the first 31 days. (CAUTION: This software disable the file open/save functions immediately when 31 days trial period expired. It means that you lose painting since the saved point.)
If you’d like to continue using this software after the 31 days trial period expired, you need to purchase the “Software License” from this site.Before downloading the software, you should accept the license agreement linked below. Downloading this software signifies your agreement to the “Software License Agreement”. And this agreement is adapted to previous beta release of this software too.

This software requires basic knowledge about Windows operation. Especially, basic knowledge about the following are indispensable.

Concepts and basic operations of file downloading by web browser.

Concepts and basic operations for file and folder management on Windows.

Concepts and basic operations for Windows application.

We cannot provide support for basic knowledge about Windows operation. Please do not buy the license for this software if you do not know basic knowledge about Windows operation.

Installation Note:
The full installer of Ver.1.2.0 or later will install SAI into “C:\PaintToolSAI” in default settings. You can preserve brushes, textures, swatch and license certificate through which of following way.
– Overwrite Ver.1.2.0(or later) to Ver.1.1.0 folder by installer of update files only.
– Copy all folders, *.conf files, *.ssd files, *.slc file from Ver.1.1.0 folder to Ver.1.2.0(or later) folder.

On Windows Vista or later, please avoid installation into “Program Files” folder because SAI may take malfunctions through the influence of UAC.

PaintTool SAI (Full installation) (Ver.1.2.5, Installer, 2016-04-25, 2.4M)
For new users, all required files of PaintTool SAI are included in this installer. In the first time, SAI will automatically start setup process, this will take a few minutes. SAI will start without setup process from the second time.

PaintTool SAI (Update files only) (Ver.1.2.5, Installer, 2016-04-25, 1.2M)
This installer contains minimum update files for previous version users, you can use this update overwriting all extracted files to the existing application folder.

For any items, tooltip with simple description will popup, or pressing F1 key with pointing items shows help documentation about pointed items.
If you couldn’t get answers for your question by these tooltips or help documentation, please read FAQ linked below carefully.

After the 31 days trial period expired and if you’d like to continue using PaintTool SAI, you need to purchase a “Software License”.

“Software License” is shipped as digital certificate. When your order is completed, you will receive download password for your
software license certificate, and you can download your software license certificate from “Download Software License Certificate” page linked below.

if you downloading and installing your software license certificate to your SAI’s program folder, you will remove trial limitation of SAI in current version 1.x.x, and you can use this version software without any trial limitation.

(This license include for all minor upgrade in current version 1.x.x, and not include major upgrade fee like ver.1.x.x to 2.x.x. Exceptionally, we will release SAI Ver.2 as free upgrade because we have canceled the improvement of SAI Ver.1.).

Important Notification

This software requires basic knowledge about Windows operation. Especially, basic knowledge about the following are indispensable.

Concepts and basic operations of file downloading by web browser.

Concepts and basic operations for file and folder management on Windows.

Concepts and basic operations for Windows application.

We cannot provide support for basic knowledge about Windows operation. Please do not buy the license for this software if you do not know basic knowledge about Windows operation.